SMCD3GN-RES DOCSIS 3.0 Draft-N Wireless Cable Modem Gateway Residental DOCSIS 3.0 Cable Modem 802.11n WiFi radio featuring 3 internal antennas Compatible with DOCSIS 1.0, 1.1, 2.0 ,3.0 cable infrastructure Wi-Fi Protected Setup (WPS) for easy and secure conguration of a wireless network 4 ports 10/100/1000 MDI/MDIX auto sensing switch